305402580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12757}}^1$

素因数の和:12798

約数の個数: 144

約数和(自身を含む): 1114538880

約数和(自身を除く): 809136300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 12757, 23940, 25514, 38271, 51028, 63785, 76542, 89299, 114813, 127570, 153084, 178598, 191355, 229626, 242383, 255140, 267897, 357196, 382710, 446495, 459252, 484766, 535794, 574065, 727149, 765420, 803691, 892990, 969532, 1071588, 1148130, 1211915, 1339485, 1454298, 1607382, 1696681, 1785980, 2181447, 2296260, 2423830, 2678970, 2908596, 3214764, 3393362, 3635745, 4018455, 4362894, 4847660, 5090043, 5357940, 6786724, 7271490, 8036910, 8483405, 8725788, 10180086, 10907235, 14542980, 15270129, 16073820, 16966810, 20360172, 21814470, 25450215, 30540258, 33933620, 43628940, 50900430, 61080516, 76350645, 101800860, 152701290, 305402580]

約数ペア:

[(1, 305402580), (2, 152701290), (3, 101800860), (4, 76350645), (5, 61080516), (6, 50900430), (7, 43628940), (9, 33933620), (10, 30540258), (12, 25450215), (14, 21814470), (15, 20360172), (18, 16966810), (19, 16073820), (20, 15270129), (21, 14542980), (28, 10907235), (30, 10180086), (35, 8725788), (36, 8483405), (38, 8036910), (42, 7271490), (45, 6786724), (57, 5357940), (60, 5090043), (63, 4847660), (70, 4362894), (76, 4018455), (84, 3635745), (90, 3393362), (95, 3214764), (105, 2908596), (114, 2678970), (126, 2423830), (133, 2296260), (140, 2181447), (171, 1785980), (180, 1696681), (190, 1607382), (210, 1454298), (228, 1339485), (252, 1211915), (266, 1148130), (285, 1071588), (315, 969532), (342, 892990), (380, 803691), (399, 765420), (420, 727149), (532, 574065), (570, 535794), (630, 484766), (665, 459252), (684, 446495), (798, 382710), (855, 357196), (1140, 267897), (1197, 255140), (1260, 242383), (1330, 229626), (1596, 191355), (1710, 178598), (1995, 153084), (2394, 127570), (2660, 114813), (3420, 89299), (3990, 76542), (4788, 63785), (5985, 51028), (7980, 38271), (11970, 25514), (12757, 23940)]