30263740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 74680704

約数和(自身を除く): 44416964

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 41, 52, 65, 68, 82, 85, 130, 164, 167, 170, 205, 221, 260, 334, 340, 410, 442, 533, 668, 697, 820, 835, 884, 1066, 1105, 1394, 1670, 2132, 2171, 2210, 2665, 2788, 2839, 3340, 3485, 4342, 4420, 5330, 5678, 6847, 6970, 8684, 9061, 10660, 10855, 11356, 13694, 13940, 14195, 18122, 21710, 27388, 28390, 34235, 36244, 36907, 43420, 45305, 56780, 68470, 73814, 89011, 90610, 116399, 136940, 147628, 178022, 181220, 184535, 232798, 356044, 369070, 445055, 465596, 581995, 738140, 890110, 1163990, 1513187, 1780220, 2327980, 3026374, 6052748, 7565935, 15131870, 30263740]

約数ペア:

[(1, 30263740), (2, 15131870), (4, 7565935), (5, 6052748), (10, 3026374), (13, 2327980), (17, 1780220), (20, 1513187), (26, 1163990), (34, 890110), (41, 738140), (52, 581995), (65, 465596), (68, 445055), (82, 369070), (85, 356044), (130, 232798), (164, 184535), (167, 181220), (170, 178022), (205, 147628), (221, 136940), (260, 116399), (334, 90610), (340, 89011), (410, 73814), (442, 68470), (533, 56780), (668, 45305), (697, 43420), (820, 36907), (835, 36244), (884, 34235), (1066, 28390), (1105, 27388), (1394, 21710), (1670, 18122), (2132, 14195), (2171, 13940), (2210, 13694), (2665, 11356), (2788, 10855), (2839, 10660), (3340, 9061), (3485, 8684), (4342, 6970), (4420, 6847), (5330, 5678)]