398143980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{743}}^1$

素因数の和:1000

約数の個数: 144

約数和(自身を含む): 1308041280

約数和(自身を除く): 909897300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 229, 234, 260, 390, 458, 468, 585, 687, 743, 780, 916, 1145, 1170, 1374, 1486, 2061, 2229, 2290, 2340, 2748, 2972, 2977, 3435, 3715, 4122, 4458, 4580, 5954, 6687, 6870, 7430, 8244, 8916, 8931, 9659, 10305, 11145, 11908, 13374, 13740, 14860, 14885, 17862, 19318, 20610, 22290, 26748, 26793, 28977, 29770, 33435, 35724, 38636, 41220, 44580, 44655, 48295, 53586, 57954, 59540, 66870, 86931, 89310, 96590, 107172, 115908, 133740, 133965, 144885, 170147, 173862, 178620, 193180, 267930, 289770, 340294, 347724, 434655, 510441, 535860, 579540, 680588, 850735, 869310, 1020882, 1531323, 1701470, 1738620, 2041764, 2211911, 2552205, 3062646, 3402940, 4423822, 5104410, 6125292, 6635733, 7656615, 8847644, 10208820, 11059555, 13271466, 15313230, 19907199, 22119110, 26542932, 30626460, 33178665, 39814398, 44238220, 66357330, 79628796, 99535995, 132714660, 199071990, 398143980]

約数ペア:

[(1, 398143980), (2, 199071990), (3, 132714660), (4, 99535995), (5, 79628796), (6, 66357330), (9, 44238220), (10, 39814398), (12, 33178665), (13, 30626460), (15, 26542932), (18, 22119110), (20, 19907199), (26, 15313230), (30, 13271466), (36, 11059555), (39, 10208820), (45, 8847644), (52, 7656615), (60, 6635733), (65, 6125292), (78, 5104410), (90, 4423822), (117, 3402940), (130, 3062646), (156, 2552205), (180, 2211911), (195, 2041764), (229, 1738620), (234, 1701470), (260, 1531323), (390, 1020882), (458, 869310), (468, 850735), (585, 680588), (687, 579540), (743, 535860), (780, 510441), (916, 434655), (1145, 347724), (1170, 340294), (1374, 289770), (1486, 267930), (2061, 193180), (2229, 178620), (2290, 173862), (2340, 170147), (2748, 144885), (2972, 133965), (2977, 133740), (3435, 115908), (3715, 107172), (4122, 96590), (4458, 89310), (4580, 86931), (5954, 66870), (6687, 59540), (6870, 57954), (7430, 53586), (8244, 48295), (8916, 44655), (8931, 44580), (9659, 41220), (10305, 38636), (11145, 35724), (11908, 33435), (13374, 29770), (13740, 28977), (14860, 26793), (14885, 26748), (17862, 22290), (19318, 20610)]