1581187860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5783}}^1$

素因数の和:5843

約数の個数: 216

約数和(自身を含む): 5760308736

約数和(自身を除く): 4179120876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 49, 60, 62, 63, 70, 84, 90, 93, 98, 105, 124, 126, 140, 147, 155, 180, 186, 196, 210, 217, 245, 252, 279, 294, 310, 315, 372, 420, 434, 441, 465, 490, 558, 588, 620, 630, 651, 735, 868, 882, 930, 980, 1085, 1116, 1260, 1302, 1395, 1470, 1519, 1764, 1860, 1953, 2170, 2205, 2604, 2790, 2940, 3038, 3255, 3906, 4340, 4410, 4557, 5580, 5783, 6076, 6510, 7595, 7812, 8820, 9114, 9765, 11566, 13020, 13671, 15190, 17349, 18228, 19530, 22785, 23132, 27342, 28915, 30380, 34698, 39060, 40481, 45570, 52047, 54684, 57830, 68355, 69396, 80962, 86745, 91140, 104094, 115660, 121443, 136710, 161924, 173490, 179273, 202405, 208188, 242886, 260235, 273420, 283367, 346980, 358546, 364329, 404810, 485772, 520470, 537819, 566734, 607215, 717092, 728658, 809620, 850101, 896365, 1040940, 1075638, 1133468, 1214430, 1254911, 1416835, 1457316, 1613457, 1700202, 1792730, 1821645, 2151276, 2428860, 2509822, 2550303, 2689095, 2833670, 3226914, 3400404, 3585460, 3643290, 3764733, 4250505, 5019644, 5100606, 5378190, 5667340, 6274555, 6453828, 7286580, 7529466, 8067285, 8501010, 8784377, 10201212, 10756380, 11294199, 12549110, 12751515, 15058932, 16134570, 17002020, 17568754, 18823665, 22588398, 25098220, 25503030, 26353131, 32269140, 35137508, 37647330, 43921885, 45176796, 51006060, 52706262, 56470995, 75294660, 79059393, 87843770, 105412524, 112941990, 131765655, 158118786, 175687540, 225883980, 263531310, 316237572, 395296965, 527062620, 790593930, 1581187860]

約数ペア:

[(1, 1581187860), (2, 790593930), (3, 527062620), (4, 395296965), (5, 316237572), (6, 263531310), (7, 225883980), (9, 175687540), (10, 158118786), (12, 131765655), (14, 112941990), (15, 105412524), (18, 87843770), (20, 79059393), (21, 75294660), (28, 56470995), (30, 52706262), (31, 51006060), (35, 45176796), (36, 43921885), (42, 37647330), (45, 35137508), (49, 32269140), (60, 26353131), (62, 25503030), (63, 25098220), (70, 22588398), (84, 18823665), (90, 17568754), (93, 17002020), (98, 16134570), (105, 15058932), (124, 12751515), (126, 12549110), (140, 11294199), (147, 10756380), (155, 10201212), (180, 8784377), (186, 8501010), (196, 8067285), (210, 7529466), (217, 7286580), (245, 6453828), (252, 6274555), (279, 5667340), (294, 5378190), (310, 5100606), (315, 5019644), (372, 4250505), (420, 3764733), (434, 3643290), (441, 3585460), (465, 3400404), (490, 3226914), (558, 2833670), (588, 2689095), (620, 2550303), (630, 2509822), (651, 2428860), (735, 2151276), (868, 1821645), (882, 1792730), (930, 1700202), (980, 1613457), (1085, 1457316), (1116, 1416835), (1260, 1254911), (1302, 1214430), (1395, 1133468), (1470, 1075638), (1519, 1040940), (1764, 896365), (1860, 850101), (1953, 809620), (2170, 728658), (2205, 717092), (2604, 607215), (2790, 566734), (2940, 537819), (3038, 520470), (3255, 485772), (3906, 404810), (4340, 364329), (4410, 358546), (4557, 346980), (5580, 283367), (5783, 273420), (6076, 260235), (6510, 242886), (7595, 208188), (7812, 202405), (8820, 179273), (9114, 173490), (9765, 161924), (11566, 136710), (13020, 121443), (13671, 115660), (15190, 104094), (17349, 91140), (18228, 86745), (19530, 80962), (22785, 69396), (23132, 68355), (27342, 57830), (28915, 54684), (30380, 52047), (34698, 45570), (39060, 40481)]